News tagged with cold blooded animals

The JRC has released a new strategy on how to replace, reduce and refine the use of fish in testing of chemicals' effect on flora and fauna in water (aquatic toxicity) and chemicals' uptake and concentration in living organisms ...

A recent U.S. Geological Survey report confirmed that the nation's amphibians, including frogs, toads and salamanders, are disappearing "at an alarming and rapid rate." A biologist at the University of North Carolina at Chapel ...

(Phys.org) —A team of researchers working in China has proven that the three-keeled pond turtle embryo is capable of moving itself towards or away from a heat source in order to warm itself or cool down. In their paper ...

(Phys.org) —A team of marine biologists has found that some starfish lose a leg when faced with too-warm environmental conditions. In their paper published in The Journal of Experimental Biology, the researchers describe ...

An elaborate system of leads spreads across our hearts. These leads – the heart's electrical system – control our pulse and coordinate contraction of the heart chambers. While the structure of the human heart has been ...

(PhysOrg.com) -- Most of what is known about the ability of some cold blooded animals and several insects to survive having their body temperature fall below freezing has led to the conclusion that those organisms that can ...

(PhysOrg.com) -- Food supply and environmental conditions affect the growth rates of organisms, which in turn influence future survival and reproduction. A new study by researchers at the University of California, Santa Cruz, ...

(PhysOrg.com) -- An extinct goat that lived on a barren Mediterranean island survived for millions of years by reducing in size and by becoming cold-blooded, which has never before been discovered in mammals.